Desa GWRN10 Manual De Instrucciones página 18

OBSERvED PROBLEM
Yellow flame during burner
combustion
Slight smoke or odor during
initial operation
Heater produces a whistling
noise when burner is lit
Heater produces a clicking/
ticking noise just after burner
is lit or shut off
White powder residue form-
ing within burner box or on
adjacent walls or furniture
1
TROUbLESHOOTING
Continued
POSSIBLE CAUSE
1. Not enough air
2. Inlet gas pressure is too
low
3. Gas regulator defective
1. Residues from manufactur-
ing processes
1. Turning control knob to
highest position when burn-
er is cold
2. Air in gas line
3. Air passageways on heater
blocked
4. Dirty or partially clogged
burner orifice
1. Metal expanding while heat-
ing or contracting while
cooling
1. When heated, vapors from
furniture polish, wax, carpet
cleaner, etc., may turn into
white powder residue
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REMEDY
1. Check burner for dirt and
debris. If found, clean burn-
er (see Cleaning, page 15)
2. Contact local natural or
propane/LP gas company
3. Replace gas regulator
1. Problem will stop after a few
hours of operation
1. Turn control knob to lowest
position and let warm up for
a minute
2. Operate burner until air is
removed from line. Have gas
checked by local natural or
propane/LP gas company
3. Observe minimum installa-
tion clearances (see Figure
4, page 8)
4. Clean burner (see Cleaning,
page 15) or replace burner
orifice
1. This is normal with most
heaters. If noise is exces-
sive, contact qualified ser-
vice person
1. Turn heater off when us-
ing furniture polish, wax,
carpet cleaners or similar
products
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